Scrappy, rapid SaaS idea validation in a single day with zero budget 零预算⼀天内快速简易验证 SaaS 创意 Let’s be honest. Building a SaaS solo is tough. You’ve got a dozen ideas, zero budget, and just enough caffeine to get through the night. But here’s the thing most people don’t tell you: You don’t need to build anything to know if your SaaS microniche idea is actually worth it. 说实话,独⾃打造⼀个 SaaS 产品很难。你有⼗⼏个想法,零预算,只有⾜ 够的咖啡因⽀撑熬过夜晚。但⼤多数⼈没告诉你的是:你根本不需要构建任 何东⻄,就能知道你的 SaaS 微利细分市场创意是否真的有价值。